Finding the Third Proportional to 1,177,666 and 1,867,871

Step by Step Solution

1. Step 1: Write the proportion equation
   1,177,666 : 1,867,871 = 1,867,871 : x
2. Step 2: Convert to fraction form
   1,177,666/1,867,871 = 1,867,871/x
3. Step 3: Cross multiply
   1,177,666x = 1,867,871 × 1,867,871
4. Step 4: Simplify right side
   1,177,666x = 3,488,942,072,641
5. Step 5: Solve for x
   x = 3,488,942,072,641/1,177,666
6. Step 6: Final answer
   x = 2,962,590.47